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90 lines
3.3 KiB
Bash
Executable File
90 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Shared helper that ensures a directory is on PATH for bash, zsh, and fish.
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#
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# Usage:
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# source "$(dirname "$0")/lib/configure_path.sh"
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# jcode_configure_path "/path/to/install/dir"
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#
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# This is intentionally POSIX-friendly and side-effect free until you call
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# jcode_configure_path. It is kept in sync with the inline copy in install.sh,
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# which must stay self-contained because it is run via `curl ... | bash`.
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# Configure PATH for bash, zsh and fish.
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# jcode_configure_path <install-dir> [report-fn]
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# report-fn (optional) is called with a human-readable summary string.
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jcode_configure_path() {
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_jcp_install_dir="$1"
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_jcp_report="${2:-}"
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_jcp_path_line="export PATH=\"$_jcp_install_dir:\$PATH\""
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_jcp_added=""
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_jcp_have() { command -v "$1" >/dev/null 2>&1; }
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# Append the POSIX (bash/zsh/sh) PATH line to an rc file, idempotently.
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# _jcp_posix_rc <rc-file> <create:yes|no>
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# With create=yes the file (and parent dir) is created if missing; with
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# create=no we only touch files that already exist, so we never change how a
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# login shell resolves its startup files (e.g. creating ~/.bash_profile would
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# stop bash from reading ~/.profile).
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_jcp_posix_rc() {
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_rc="$1"; _create="$2"
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if [ ! -f "$_rc" ]; then
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[ "$_create" = "yes" ] || return 0
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mkdir -p "$(dirname "$_rc")"
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fi
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if ! grep -qF "$_jcp_install_dir" "$_rc" 2>/dev/null; then
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printf '\n# Added by jcode installer\n%s\n' "$_jcp_path_line" >> "$_rc"
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_jcp_added="$_jcp_added $_rc"
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fi
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}
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# fish uses its own syntax and does not read POSIX rc files.
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_jcp_fish_rc() {
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_create="$1"
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_rc="${XDG_CONFIG_HOME:-$HOME/.config}/fish/config.fish"
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if [ ! -f "$_rc" ]; then
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[ "$_create" = "yes" ] || return 0
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mkdir -p "$(dirname "$_rc")"
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fi
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if ! grep -qF "$_jcp_install_dir" "$_rc" 2>/dev/null; then
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{
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printf '\n# Added by jcode installer\n'
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printf 'if not contains "%s" $PATH\n' "$_jcp_install_dir"
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printf ' set -gx PATH "%s" $PATH\n' "$_jcp_install_dir"
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printf 'end\n'
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} >> "$_rc"
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_jcp_added="$_jcp_added $_rc"
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fi
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}
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# zsh: ~/.zshenv is read for every zsh invocation (login, interactive and
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# scripts), so it is the most reliable single place to export PATH.
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if _jcp_have zsh || [ "$(uname -s)" = "Darwin" ] || [ -f "$HOME/.zshenv" ] || [ -f "$HOME/.zshrc" ]; then
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_jcp_posix_rc "$HOME/.zshenv" yes
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fi
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# bash: ~/.bashrc for interactive shells, ~/.profile for login shells.
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if _jcp_have bash || [ -f "$HOME/.bashrc" ] || [ -f "$HOME/.bash_profile" ]; then
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_jcp_posix_rc "$HOME/.bashrc" yes
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fi
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_jcp_posix_rc "$HOME/.profile" yes
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# fish: only set it up when fish is installed or already configured.
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if _jcp_have fish || [ -f "${XDG_CONFIG_HOME:-$HOME/.config}/fish/config.fish" ]; then
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_jcp_fish_rc yes
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fi
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# Also patch other common startup files when they already exist.
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for _rc in "$HOME/.zshrc" "$HOME/.zprofile" "$HOME/.bash_profile"; do
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_jcp_posix_rc "$_rc" no
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done
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if [ -n "$_jcp_added" ]; then
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if [ -n "$_jcp_report" ] && command -v "$_jcp_report" >/dev/null 2>&1; then
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"$_jcp_report" "Added $_jcp_install_dir to PATH in:$_jcp_added"
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else
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printf 'Added %s to PATH in:%s\n' "$_jcp_install_dir" "$_jcp_added"
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fi
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fi
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}
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